There are two files of this Digital Earth Digits Globe, one is with the blue glowing background and the other one is with black flat backgroun...you can easily use as alpha / luma matte by making it black and white using HLS. That should work out fine to make this have an alpha. Enjoy !

Animation of rotating cyber digital 3D Earth Globe hologram. It has TRON style. Full HD. Also there is a source Adobe After Effects CS5 (CS5....t/item/hitech-opening-logo-03/621934RegardsAnother digital globes: